Buy Audio Amplifier Module A40 SS317990020 in Australia – Pakronics

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Buy Australia Audio Amplifier Module A40 , Audios & Videos - Seeed Studio, Pakronics Melbourne  in Australia - 1

Audio Amplifier Module A40

$32.17 AUD Inc. GST

SKU SS317990020

This is a dual BTL class-D audio amplifier with single power supply, able to deliver up to 2x40w into 8 ohm speakers, thanks to the high efficiency and exposed-pad-up package only a simple heatsink is required . It can be designed for multimedia player, desktop amplifier, multi channel amp, frequency electronic subwoofer amp etc.


  • Audio output (L/R)
  • Audio input interface (L/R)
  • Power interface


  • SNR      90(db) 
  • DR       0.01% 
  • Input impedance@ Voltage  4Ω@12V-18V, 6Ω@12V-24V,8Ω@12V-26V          
  • size       72mm*60mm*32mm
  • 50 W + 50 W continuous output power at THD = 10% with RL = 6 Ω and VCC = 25 V
  • 40 W + 40 W continuous output power at
  • THD = 10% with RL = 8 Ω and VCC = 25 V
  • Wide-range single-supply operation (8 - 26 V)
  • High efficiency (η = 90%)
  • Four selectable, fixed gain settings of nominally 21.6dB, 27.6dB, 31.1 dB and 33.6dB
  • Differential inputs minimize common-mode noise
  • Standby and mute features
  • Short-circuit protection
  • Thermal overload protection
  • Externally synchronizable
  • ECOPACK®, environmentally-friendly package


Shipping rates Australia wide

Australia wide
Express Post* Regular Post Courier
Up to 500 gms $9.79 $6.75 $15.99
Up to 3 kg $15.00 $11.40 $15.99
Up to 5 kg $30.00 $17.00 $25.99
Above 5 kg
Estimated at checkout

    Shipping rates to New Zealand

    New Zealand
    Australia Post international service
    Up to 500 gms $18.00
    Up to 1 kg $30.00
    Above 1 kg
    Available on request



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    Dispatch time

    All orders placed before 11 am AEST (Monday to Friday) will be processed on the same day.

    Note- Please make a note during purchase if you required any item urgently. 

    *Go to Australia post delivery time calculation to get various Australia post service in your area please use our shipping postcode Rosanna, 3084-

    Check Express shipping delivery coverage area at -

    We ship all the products Australia wide - Including Darwin, Melbourne, Sydney, Tasmania, Adelaide, Brisbane, Perth, all metro and regional area where Australia post delivery network is available.